<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>12CSS装饰文本</title>
<style>
  div {
    /* text-decoration: underline; /*下划线*/
   /* text-decoration: line-through; /*删除线*/
    text-decoration: none;
  }
</style>
</head>
<body>

  <div>我是一段文字</div>
  
</body>
</html>